Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

Plant Growth and Development question

2020 · Q26
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /NEET
  3. /Biology
  4. /Plant Growth and Development
  5. /2020 · Q26

Plant Growth and Development question

2020 · Q26

NEETBiologyPlant Growth and DevelopmentMCQ+4 / −1
Which of the following is not an inhibitory substance governing seed dormancy?
  1. A
    Para-ascorbic acid
  2. B
    Abscisic acid
  3. C
    Gibberellic acid
  4. D
    Phenolic acid
View written solutionFree

Correct answer: C

Gibberellic acid breaks seed dormancy. It activate synthesis of alpha-amylase which breakdown starch into simple sugar.

PreviousNext

More from Plant Growth and Development

  • Name the plant growth regulator which upon spraying on sugarcane crop, increases the length of stem, thus increasing the yield of sugarcane crop2020 · MCQ
  • What is the site of perception of photoperiod necessary for induction of flowering in plants?2019 · MCQ
  • Fruit and leaf drop at early stages can be prevented by the application of2017 · MCQ
  • The Avena curvature is used for bioassay of2016 · MCQ
  • You are given a tissue with its potential for differentiation in an artificial culture. Which of the following pairs of hormones would you add to the medium to secure shoots as well as roots?2016 · MCQ
  • Phytochrome is a2016 · MCQ
  • Auxin can be bioassayed by2015 · MCQ
  • What causes a green plant exposed to the light, on only one side, to bend towards the source of light as it grows?2015 · MCQ